CN100339347C - 2,6-二甲苯酚的制备方法 - Google Patents
2,6-二甲苯酚的制备方法 Download PDFInfo
- Publication number
- CN100339347C CN100339347C CNB011406259A CN01140625A CN100339347C CN 100339347 C CN100339347 C CN 100339347C CN B011406259 A CNB011406259 A CN B011406259A CN 01140625 A CN01140625 A CN 01140625A CN 100339347 C CN100339347 C CN 100339347C
- Authority
- CN
- China
- Prior art keywords
- hydroxy compound
- aromatic hydroxy
- ortho
- alkyl alcohol
- tower
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/11—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms
- C07C37/16—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms by condensation involving hydroxy groups of phenols or alcohols or the ether or mineral ester group derived therefrom
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000281126A JP4294209B2 (ja) | 2000-09-18 | 2000-09-18 | オルト位アルキル化ヒドロキシ芳香族化合物の製造方法 |
JP281126/2000 | 2000-09-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1346820A CN1346820A (zh) | 2002-05-01 |
CN100339347C true CN100339347C (zh) | 2007-09-26 |
Family
ID=18765831
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB011406259A Expired - Lifetime CN100339347C (zh) | 2000-09-18 | 2001-09-18 | 2,6-二甲苯酚的制备方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6593501B2 (ja) |
JP (1) | JP4294209B2 (ja) |
CN (1) | CN100339347C (ja) |
SG (1) | SG95675A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040211657A1 (en) * | 2003-04-11 | 2004-10-28 | Ingelbrecht Hugo Gerard Eduard | Method of purifying 2,6-xylenol and method of producing poly(arylene ether) therefrom |
CN101513614B (zh) * | 2009-04-05 | 2011-04-20 | 湖南长岭石化科技开发有限公司 | 一种苯酚邻位甲基化催化剂及其制备方法 |
WO2018060811A1 (en) | 2016-09-28 | 2018-04-05 | Sabic Global Technologies B.V. | Method of producing 2,4,6-tri-substituted resorcinol |
EP3844136A1 (en) * | 2018-08-28 | 2021-07-07 | SABIC Global Technologies B.V. | Preparation of a 2,6-di(c1-7 alkyl) phenol composition and a poly(phenylene ether) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1199653A (zh) * | 1997-05-19 | 1998-11-25 | 湖南化工研究院 | 用于邻甲酚和2.6-二甲酚合成的催化剂及其制备方法 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1253543A (en) | 1968-04-10 | 1971-11-17 | Gas Council | Alkylation of phenols |
BE739339A (ja) | 1969-02-24 | 1970-03-24 | ||
BE754105A (fr) | 1969-08-01 | 1970-12-31 | Gen Electric | Preparation de phenols alcoyles en ortho |
GB1378180A (en) * | 1970-12-11 | 1974-12-27 | Asahi Chemical Ind | Selective methylation of phenols |
US3972836A (en) | 1971-02-11 | 1976-08-03 | General Electric Company | Preparation of ortho-alkylated phenols |
US3959394A (en) | 1972-06-12 | 1976-05-25 | Sumitomo Chemical Company Limited | Process for selective methylation of phenols |
US4322566A (en) * | 1980-01-21 | 1982-03-30 | Conoco Inc. | Magnesium oxide catalyst |
DE3048349C2 (de) | 1980-12-20 | 1983-03-03 | Union Rheinische Braunkohlen Kraftstoff AG, 5000 Köln | Verfahren zur ortho-Methylierung von Phenolen |
DE3103665C2 (de) * | 1981-02-04 | 1983-10-13 | Union Rheinische Braunkohlen Kraftstoff AG, 5000 Köln | Verfahren zur o-Methylierung von Phenolen und Katalysator zur Durchführung des Verfahrens |
US4418224A (en) | 1981-09-18 | 1983-11-29 | General Electric Company | Preparation of ortho-alkylated phenols using magnesium compound catalysts |
US4900708A (en) | 1981-09-18 | 1990-02-13 | General Electric Company | Ortho-alkylation catalysts based on magnesium and prepared by calcining in presence of feed mixture of reactants |
US4517389A (en) * | 1982-08-10 | 1985-05-14 | Asahi Kasei Kogyo Kabushiki Kaisha | Process for methylating the ortho position of a phenol |
DE3304663C1 (de) | 1983-02-11 | 1984-06-20 | Union Rheinische Braunkohlen Kraftstoff AG, 5000 Köln | Verfahren zur Isomerisierung und Transalkylierung von alkylierten Phenolen und/oder Phenolderivaten |
US4503272A (en) | 1983-05-20 | 1985-03-05 | General Electric Company | Process for making ortho-alkylated phenols |
EP0150311A1 (en) | 1983-11-28 | 1985-08-07 | General Electric Company | Magnesium-containing catalyst activated under vacuum, in nitrogen, or in air, and use in ortho-alkylation process |
US4677089A (en) * | 1983-12-20 | 1987-06-30 | General Electric Company | Catalyst prepared from manganese carbonate and a magnesium compound |
US4547480A (en) | 1983-12-20 | 1985-10-15 | General Electric Company | Catalyst precursor prepared from manganese carbonate and a magnesium compound |
US4661638A (en) | 1984-05-22 | 1987-04-28 | General Electric Company | Catalyst derived from mixture of manganese hydroxide and magnesium-containing material, and method of use in ortho-alkylation of phenols |
-
2000
- 2000-09-18 JP JP2000281126A patent/JP4294209B2/ja not_active Expired - Lifetime
-
2001
- 2001-09-10 US US09/948,787 patent/US6593501B2/en not_active Expired - Lifetime
- 2001-09-12 SG SG200105598A patent/SG95675A1/en unknown
- 2001-09-18 CN CNB011406259A patent/CN100339347C/zh not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1199653A (zh) * | 1997-05-19 | 1998-11-25 | 湖南化工研究院 | 用于邻甲酚和2.6-二甲酚合成的催化剂及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
JP4294209B2 (ja) | 2009-07-08 |
SG95675A1 (en) | 2003-04-23 |
US6593501B2 (en) | 2003-07-15 |
JP2002088002A (ja) | 2002-03-27 |
CN1346820A (zh) | 2002-05-01 |
US20020058848A1 (en) | 2002-05-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1086384C (zh) | 催化合成甲硫醇产品气体混合物的分离方法 | |
CN1160300C (zh) | 一种制备乙酸的方法 | |
CN1092635C (zh) | 丙烯酸及其酯制备工艺的蒸馏残渣中轻质有用产物回收法 | |
CN102285641B (zh) | 一种废盐酸回收工艺 | |
CN1095833C (zh) | 制备ε-己内酰胺的方法 | |
CN1184095A (zh) | (聚)(亚烷基)二醇单烷基醚的制备方法 | |
CN1034531A (zh) | 环己烯酮的脱氢方法 | |
CN104557784A (zh) | 一种生产环氧丙烷的方法 | |
CN1183096C (zh) | 制备六亚甲基二胺的改良方法 | |
CN1241900C (zh) | 一种联产碳酸二烷基酯和二元醇的方法 | |
CN1073434A (zh) | 从1,3-丁二烯氧化流出物中回收3,4-环氧-1-丁烯 | |
CN1228305C (zh) | 制备甲基丙烯酸甲酯的方法 | |
CN1158841A (zh) | (甲基)丙烯酸与链烷醇的酯化方法 | |
CN100339347C (zh) | 2,6-二甲苯酚的制备方法 | |
CN1095826C (zh) | (甲基)丙烯酸与链烷醇的酯化方法 | |
CN1031364A (zh) | 丁烯-1的制备方法 | |
CN1062523A (zh) | 制备二醚的方法 | |
CN1680036A (zh) | 生产ε-己内酰胺的方法和活化用于生产ε-己内酰胺的催化剂的方法 | |
CN1250510C (zh) | 分解Michael型加合物的方法 | |
KR102576403B1 (ko) | 인단카르보알데히드의 제조방법 | |
CN1765862A (zh) | 由酮和乙炔合成炔醇的方法 | |
CN1235851C (zh) | 制备链烯基醚的方法 | |
CN1769254A (zh) | 一种由酮和乙炔合成炔醇的方法 | |
CN1616387A (zh) | 一种制备双酚a的方法 | |
CN1043989C (zh) | 烷基甲酰胺的制备 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C06 | Publication | ||
PB01 | Publication | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term |
Granted publication date: 20070926 |
|
CX01 | Expiry of patent term |